vb.net 未声明。由于其保护级别，它可能无法访问
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is not declared. It may be inaccessible due to its protection level
提问by user2172157
Protected Sub btnAddSubmit_Click(ByVal sender As Object, ByVal e As EventArgs) Handles btnAddSubmit.Click
Dim SQLStatement As String = "INSERT INTO account(firstname, lastname, uname, pass, type)" & " VALUES ('" & fname.Value.ToString & "','" & lname.Value.ToString & "','" & username.Value.ToString & "','" & password.Value.ToString & "','" & Type.Value.ToString & "')"
SaveNames(SQLStatement)
fname.Value = ""
lname.Value = ""
username.Value = ""
password.Value = ""
Type.Value = ""
All the fname.Value.ToString, lname.Value.ToString, uname.Value.ToString, password.Value.ToString, type.Value.ToString is showing an error of
所有 fname.Value.ToString, lname.Value.ToString, uname.Value.ToString, password.Value.ToString, type.Value.ToString 都显示错误
is not declared. It may be inaccessible due to its protection level.
未声明。由于其保护级别，它可能无法访问。
These are textbox
这些是文本框
<div class="pure-control-group">
<label for="firstname">First Name</label>
<input runat="server" id="fname" type="text" placeholder="Firstname">
</div>
<div class="pure-control-group">
<label for="lastname">Last Name</label>
<input runat="server" id="lname" type="text" placeholder="Lastname">
</div>
<div class="pure-control-group">
<label for="name">Username</label>
<input runat="server" id="username" type="text" placeholder="Username">
</div>
<div class="pure-control-group">
<label for="password">Password</label>
<input runat="server" id="password" type="password" placeholder="Password">
回答by Codemunkeee
You should probably use the .Textproperty instead of 'value'
您可能应该使用该.Text属性而不是“值”
fname.Text = ""
...
回答by Ashish Gupta
If the code behind class is not declared public, try making that public.
如果类背后的代码未声明为公开，请尝试将其公开。
